2 marksThe Mole Concept
CAPE Chemistry Unit 1 · 2007 · Paper 2 · Question 1(a)(i)
This section covers fundamental chemistry concepts.
Define the term mole.
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Practise this questionOther parts of this question
- 1(a)(ii)Define the term molar mass.[1 mark]
- 1(a)(iii)State the units of molar mass.[1 mark]
- 1(b)(i)Calculate the number of moles of phosphorous (V) acid that reacted.[2 marks]
- 1(b)(ii)Calculate the number of moles of sodium hydroxide that reacted.[1 mark]
- 1(b)(iii)Calculate the number of moles of sodium hydroxide that reacted with 1 mole of the acid.[1 mark]
- 1(c)Derive the equation for the reaction that occurred in Part (b) above.[1 mark]
- 1(d)(i)State Avogadro's Law.[1 mark]
- 1(e)Outline the experimental steps involved in carrying out the reaction described in (b) on page 2.[5 marks]
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